*Vertices 8
1 "云南植物研究" 0.0 0.0 0.0 x_fact 0.648686 y_fact 5.291909
2 "植物生态学报" 0.0 0.0 0.0 x_fact 4.779788 y_fact 9.798566
3 "北京林业大学学报" 0.0 0.0 0.0 x_fact 3.653124 y_fact 8.535336
4 "中南林学院学报" 0.0 0.0 0.0 x_fact 3.243428 y_fact 4.609082
5 "林业科学" 0.0 0.0 0.0 x_fact 9.252305 y_fact 15.192899
6 "林业科学研究" 0.0 0.0 0.0 x_fact 4.813930 y_fact 10.071697
7 "中国园林" 0.0 0.0 0.0 x_fact 0.512120 y_fact 3.175145
8 "生态学报" 0.0 0.0 0.0 x_fact 16.729259 y_fact 43.325367
*Matrix 
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0.000000 0.000000 0.286937 0.399955 0.507246 0.307256 0.000000 0.768004 
0.000000 0.286937 0.000000 0.421574 0.564104 0.312681 0.000000 0.257455 
0.254324 0.399955 0.421574 0.000000 0.612669 0.538771 0.262532 0.347527 
0.000000 0.507246 0.564104 0.612669 0.000000 0.664450 0.000000 0.461367 
0.000000 0.307256 0.312681 0.538771 0.664450 0.000000 0.000000 0.211385 
0.000000 0.000000 0.000000 0.262532 0.000000 0.000000 0.000000 0.000000 
0.000000 0.768004 0.257455 0.347527 0.461367 0.211385 0.000000 0.000000